Kotlin for Interviews

30 Apr 2025 · 5 min read

This post contains the Kotlin 5-minute cheat sheet of APIs, which will be helpful during algorithm interviews. You can revise it right be...

Evolution Of Unit Tests

22 Aug 2019 · 13 min read

In the article we take a look at the unit test evolution from beginner to pro-level. “Rate us” dialog is a popular feature, and it will b...

Improve Android Unit Tests

3 Jul 2019 · 3 min read

Improve Android unit tests with shared preferences mock libraryShared preferences mock is the lightweight library let you increase covera...

Android Open Source Signing

23 May 2019 · 2 min read

Simple config to hide signing keystore but allowing to build release variant for contributors. Useful for open source Apps and pet projects.

Kotlin Library Development

12 May 2019 · 4 min read

Kotlin library development for Android/Java hintsNotices about forward/backward compatibility between Kotlin versions and good support of...

Fragment: getContext vs requireContext

26 Aug 2018 · 2 min read

Android team annotated some sdk methods with NonNull and Nullable in support library in 27.1.0. That change leads to warnings and errors ...